Rare Carpal Fractures
A 35-year-old carpenter presents after a fall onto an outstretched hand with a clenched fist. He has dorsal wrist pain and tenderness at the base of the second metacarpal. Radiographs are difficult to interpret, and CT confirms an isolated trapezoid fracture. Regarding trapezoid fractures:
Mark each as TRUE or FALSE
The trapezoid is the least commonly fractured carpal bone, accounting for less than 0.4% of all carp...
The trapezoid articulates with four bones: the scaphoid proximally, trapezium radially, capitate uln...
The trapezoid is the most commonly fractured carpal bone; it is located in the proximal carpal row; ...
The mechanism of trapezoid fracture is typically axial load transmitted through the second metacarpa...
Diagnosis requires a high index of suspicion; standard radiographs often fail to demonstrate the fra...
Answer the questions to see explanations
Click T (True) or F (False) for each option